Tailored to fit your busy lifestyle, 1Voice brings you the TR9 True Wireless Headphones. These earphones use the most cutting-edge Bluetooth technology paired with quality, precision craftsmanship to create some of the smallest and most lightweight earphones possible. They're ergonomically designed to sit comfortably in and around your ears so you can go for a jog, hit the gym, or navigate your daily commute without having to worry about them falling out. Each earphone has its own speaker, Bluetooth chip, battery, and mic so that they can work independently or when paired together.